{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2005:LCXFRATS254RO2EN2DE7DNH3WW","short_pith_number":"pith:LCXFRATS","schema_version":"1.0","canonical_sha256":"58ae588272d77917688dd0c9f1b4fbb585cf6376161c17290e96dfec0dcb348f","source":{"kind":"arxiv","id":"physics/0509239","version":1},"attestation_state":"computed","paper":{"title":"A High Temperature Calcium Vapor Cell for Spectroscopy on the 4s^2 1S0 to 4s4p 3P1 Intercombination Line","license":"","headline":"","cross_cats":["physics.optics"],"primary_cat":"physics.atom-ph","authors_text":"Brian Neyenhuis, Christopher J. Erickson, Dallin S. Durfee","submitted_at":"2005-09-28T20:27:07Z","abstract_excerpt":"We have demonstrated a high temperature vapor cell for absorption spectroscopy on the Ca intercombination line. The cell uses a dual chamber design to achieve the high temperatures necessary for an optically dense vapor while avoiding the necessity of high temperature vacuum valves and glass-to-metal seals. We have observed over 50 percent absorption in a single pass through the cell. Although pressure broadening in the cell prevented us from performing saturated-absorption spectroscopy, the broadening resulted in higher signal-to-noise ratios by allowing us to probe the atoms with intensities"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"physics/0509239","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"physics.atom-ph","submitted_at":"2005-09-28T20:27:07Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"365196d1d36da50bd29a610eb4cd174baf3efe7a3f175ed35de5a19c9cdbf682","abstract_canon_sha256":"2fe2deee8879146cfe41f6a4abd91ac0ab433599dddb3575ab9db9ee57666e1f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:05:08.233915Z","signature_b64":"u0NFWJoxrUxfgvtDjCd+USwLIonw7VxW3ri0GbEOZElI+44TMbLTNoO+Ig1GccXhYb5od9vzZzPcL3kkT330Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"58ae588272d77917688dd0c9f1b4fbb585cf6376161c17290e96dfec0dcb348f","last_reissued_at":"2026-05-18T01:05:08.233227Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:05:08.233227Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A High Temperature Calcium Vapor Cell for Spectroscopy on the 4s^2 1S0 to 4s4p 3P1 Intercombination Line","license":"","headline":"","cross_cats":["physics.optics"],"primary_cat":"physics.atom-ph","authors_text":"Brian Neyenhuis, Christopher J. Erickson, Dallin S. Durfee","submitted_at":"2005-09-28T20:27:07Z","abstract_excerpt":"We have demonstrated a high temperature vapor cell for absorption spectroscopy on the Ca intercombination line. The cell uses a dual chamber design to achieve the high temperatures necessary for an optically dense vapor while avoiding the necessity of high temperature vacuum valves and glass-to-metal seals. We have observed over 50 percent absorption in a single pass through the cell. Although pressure broadening in the cell prevented us from performing saturated-absorption spectroscopy, the broadening resulted in higher signal-to-noise ratios by allowing us to probe the atoms with intensities"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"physics/0509239","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"physics/0509239","created_at":"2026-05-18T01:05:08.233344+00:00"},{"alias_kind":"arxiv_version","alias_value":"physics/0509239v1","created_at":"2026-05-18T01:05:08.233344+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.physics/0509239","created_at":"2026-05-18T01:05:08.233344+00:00"},{"alias_kind":"pith_short_12","alias_value":"LCXFRATS254R","created_at":"2026-05-18T12:25:53.335082+00:00"},{"alias_kind":"pith_short_16","alias_value":"LCXFRATS254RO2EN","created_at":"2026-05-18T12:25:53.335082+00:00"},{"alias_kind":"pith_short_8","alias_value":"LCXFRATS","created_at":"2026-05-18T12:25:53.335082+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/LCXFRATS254RO2EN2DE7DNH3WW","json":"https://pith.science/pith/LCXFRATS254RO2EN2DE7DNH3WW.json","graph_json":"https://pith.science/api/pith-number/LCXFRATS254RO2EN2DE7DNH3WW/graph.json","events_json":"https://pith.science/api/pith-number/LCXFRATS254RO2EN2DE7DNH3WW/events.json","paper":"https://pith.science/paper/LCXFRATS"},"agent_actions":{"view_html":"https://pith.science/pith/LCXFRATS254RO2EN2DE7DNH3WW","download_json":"https://pith.science/pith/LCXFRATS254RO2EN2DE7DNH3WW.json","view_paper":"https://pith.science/paper/LCXFRATS","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=physics/0509239&json=true","fetch_graph":"https://pith.science/api/pith-number/LCXFRATS254RO2EN2DE7DNH3WW/graph.json","fetch_events":"https://pith.science/api/pith-number/LCXFRATS254RO2EN2DE7DNH3WW/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/LCXFRATS254RO2EN2DE7DNH3WW/action/timestamp_anchor","attest_storage":"https://pith.science/pith/LCXFRATS254RO2EN2DE7DNH3WW/action/storage_attestation","attest_author":"https://pith.science/pith/LCXFRATS254RO2EN2DE7DNH3WW/action/author_attestation","sign_citation":"https://pith.science/pith/LCXFRATS254RO2EN2DE7DNH3WW/action/citation_signature","submit_replication":"https://pith.science/pith/LCXFRATS254RO2EN2DE7DNH3WW/action/replication_record"}},"created_at":"2026-05-18T01:05:08.233344+00:00","updated_at":"2026-05-18T01:05:08.233344+00:00"}